<template>
    <div class="app-container">
  
      <div class="search-div">
        <el-form label-width="70px" size="small">
          <el-row>
            <el-col :span="8">
              <el-form-item label="关 键 字">
                <el-input style="width: 95%" v-model="searchObj.keyword" placeholder="用户名/姓名/手机号码"></el-input>
              </el-form-item>
            </el-col>
            <el-col :span="8">
              <el-form-item label="操作时间">
                <el-date-picker
                  v-model="createTimes"
                  type="datetimerange"
                  range-separator="至"
                  start-placeholder="开始时间"
                  end-placeholder="结束时间"
                  value-format="yyyy-MM-dd HH:mm:ss"
                  style="margin-right: 10px;width: 100%;"
                />
              </el-form-item>
            </el-col>
          </el-row>
          <el-row style="display:flex">
            <el-button type="primary" icon="el-icon-search" size="mini" :loading="loading" @click="fetchData()">搜索</el-button>
            <el-button icon="el-icon-refresh" size="mini" @click="resetData">重置</el-button>
            <!-- <el-button type="success" icon="el-icon-plus" size="mini" @click="add">添 加</el-button> -->
            <el-button type="success" icon="el-icon-plus" size="mini" @click="add" :disabled="$hasBP('bnt.sysUser.add')  === false">添 加</el-button>
          </el-row>
        </el-form>
      </div>
  
      <!-- 工具条 -->
      <!-- <div class="tools-div">
        <el-button type="success" icon="el-icon-plus" size="mini" @click="add">添 加</el-button>
      </div> -->
  
      <!-- 列表 -->
      <el-table
        v-loading="listLoading"
        :data="list"
        stripe
        border
        style="width: 100%;margin-top: 10px;">
  
        <el-table-column
          label="序号"
          width="70"
          align="center">
          <template slot-scope="scope">
            {{ (page - 1) * limit + scope.$index + 1 }}
          </template>
        </el-table-column>
  
        <el-table-column prop="username" label="用户名" width="100"/>
        <el-table-column prop="name" label="姓名" width="70"/>
        <el-table-column prop="phone" label="手机" width="120"/>
        <el-table-column prop="postName" label="岗位" width="100"/>
        <el-table-column prop="deptName" label="部门" width="100"/>
        <el-table-column label="所属角色" width="130">
          <template slot-scope="scope">
            <span v-for="item in scope.row.roleList" :key="item.id" style="margin-right: 10px;">{{ item.roleName }}</span>
          </template>
        </el-table-column>
        <el-table-column label="状态" width="80">
          <template slot-scope="scope">
            <el-switch
              v-model="scope.row.status === 1"
              @change="switchStatus(scope.row)">
            </el-switch>
          </template>
        </el-table-column>
        <el-table-column prop="createTime" label="创建时间" width="160"/>
  
        <el-table-column label="操作" width="180" align="center" fixed="right">
          <template slot-scope="scope">
            <el-button type="primary" icon="el-icon-edit" size="mini" :disabled="$hasBP('bnt.sysUser.update')  === false" @click="edit(scope.row.id)" title="修改"/>
            <el-button type="danger" icon="el-icon-delete" size="mini" :disabled="$hasBP('bnt.sysUser.remove')  === false" @click="removeDataById(scope.row.id)" title="删除" />
            <el-button type="warning" icon="el-icon-baseball" size="mini" :disabled="$hasBP('bnt.sysUser.assignRole')  === false"  @click="showAssignRole(scope.row)" title="分配角色"/>
          </template>
        </el-table-column>
      </el-table>
  
      <!-- 分页组件 -->
      <el-pagination
        :current-page="page"
        :total="total"
        :page-size="limit"
        :page-sizes="[5, 10, 20, 30, 40, 50, 100]"
        style="padding: 30px 0; text-align: center;"
        layout="sizes, prev, pager, next, jumper, ->, total, slot"
        @current-change="fetchData"
        @size-change="changeSize"
      />
  
      <el-dialog title="添加/修改" :visible.sync="dialogVisible" width="40%" >
        <el-form ref="dataForm" :model="sysUser"  label-width="100px" size="small" style="padding-right: 40px;">
          <el-form-item label="用户名" prop="username">
            <el-input v-model="sysUser.username"/>
          </el-form-item>
          <el-form-item v-if="!sysUser.id" label="密码" prop="password">
            <el-input v-model="sysUser.password" type="password"/>
          </el-form-item>
          <el-form-item label="姓名" prop="name">
            <el-input v-model="sysUser.name"/>
          </el-form-item>
          <el-form-item label="手机" prop="phone">
            <el-input v-model="sysUser.phone"/>
          </el-form-item>
        </el-form>
        <span slot="footer" class="dialog-footer">
          <el-button @click="dialogVisible = false" size="small" icon="el-icon-refresh-right">取 消</el-button>
          <el-button type="primary" icon="el-icon-check" @click="saveOrUpdate()" size="small">确 定</el-button>
        </span>
      </el-dialog>
  
      <el-dialog title="分配角色" :visible.sync="dialogRoleVisible">
        <el-form label-width="80px">
          <el-form-item label="用户名">
            <el-input disabled :value="sysUser.username"></el-input>
          </el-form-item>
  
          <el-form-item label="角色列表">
            <el-checkbox :indeterminate="isIndeterminate" v-model="checkAll" @change="handleCheckAllChange">全选</el-checkbox>
            <div style="margin: 15px 0;"></div>
            <el-checkbox-group v-model="userRoleIds" @change="handleCheckedChange">
              <el-checkbox v-for="role in allRoles" :key="role.id" :label="role.id">{{role.roleName}}</el-checkbox>
            </el-checkbox-group>
          </el-form-item>
        </el-form>
        <div slot="footer">
          <el-button type="primary" @click="assignRole" size="small">保存</el-button>
          <el-button @click="dialogRoleVisible = false" size="small">取消</el-button>
        </div>
      </el-dialog>
    </div>
  </template>
  
  <script>
  import api from '@/api/system/sysUser'
  import roleApi from '@/api/system/sysRole'
  const defaultForm = {
    id: '',
    username: '',
    password: '',
    name: '',
    phone: '',
    status: 1
  }
  export default {
    data() {
      return {
        listLoading: true, // 数据是否正在加载
        list: null, // banner列表
        total: 0, // 数据库中的总记录数
        page: 1, // 默认页码
        limit: 10, // 每页记录数
        searchObj: {}, // 查询表单对象
  
        createTimes: [],
  
        dialogVisible: false,
        sysUser: defaultForm,
        saveBtnDisabled: false,
  
        dialogRoleVisible: false,
        allRoles: [], // 所有角色列表
        userRoleIds: [], // 用户的角色ID的列表
        isIndeterminate: false, // 是否是不确定的
        checkAll: false // 是否全选
      }
    },
  
    // 生命周期函数：内存准备完毕，页面尚未渲染
    created() {
      console.log('list created......')
      this.fetchData()
  
      roleApi.findAll().then(response => {
        this.roleList = response.data;
      })
    },
  
    // 生命周期函数：内存准备完毕，页面渲染成功
    mounted() {
      console.log('list mounted......')
    },
  
    methods: {
      // 当页码发生改变的时候
      changeSize(size) {
        console.log(size)
        this.limit = size
        this.fetchData(1)
      },
  
      // 加载banner列表数据
      fetchData(page = 1) {
        // debugger
        this.page = page
        console.log('翻页。。。' + this.page)
  
        if(this.createTimes && this.createTimes.length ==2) {
          this.searchObj.createTimeBegin = this.createTimes[0]
          this.searchObj.createTimeEnd = this.createTimes[1]
        }
  
        api.getPageList(this.page, this.limit, this.searchObj).then(
          response => {
            //this.list = response.data.list
            this.list = response.data.records
            this.total = response.data.total
  
            // 数据加载并绑定成功
            this.listLoading = false
          }
        )
      },
  
      // 重置查询表单
      resetData() {
        console.log('重置查询表单')
        this.searchObj = {}
        this.createTimes = []
        this.fetchData()
      },
  
      // 根据id删除数据
      removeDataById(id) {
        // debugger
        this.$confirm('此操作将永久删除该记录, 是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).then(() => { // promise
          // 点击确定，远程调用ajax
          return api.removeById(id)
        }).then((response) => {
          this.fetchData(this.page)
          this.$message.success(response.message || '删除成功')
        }).catch(() => {
           this.$message.info('取消删除')
        })
      },
  
      // -------------
      add(){
        this.dialogVisible = true
        this.sysUser = Object.assign({}, defaultForm)
      },
  
      edit(id) {
        this.dialogVisible = true
        this.fetchDataById(id)
      },
  
      fetchDataById(id) {
        api.getById(id).then(response => {
          this.sysUser = response.data
        })
      },
  
      saveOrUpdate() {
        this.$refs.dataForm.validate(valid => {
          if (valid) {
            this.saveBtnDisabled = true // 防止表单重复提交
            if (!this.sysUser.id) {
              this.saveData()
            } else {
              this.updateData()
            }
          }
        })
      },
  
      // 新增
      saveData() {
        api.save(this.sysUser).then(response => {
          this.$message.success('操作成功')
          this.dialogVisible = false
          this.fetchData(this.page)
        })
      },
  
      // 根据id更新记录
      updateData() {
        api.updateById(this.sysUser).then(response => {
          this.$message.success(response.message || '操作成功')
          this.dialogVisible = false
          this.fetchData(this.page)
        })
      },
  
      showAssignRole (row) {
        this.sysUser = row
        this.dialogRoleVisible = true
        this.getRoles()
      },
  
      getRoles () {
        roleApi.getRoles(this.sysUser.id).then(response => {
          const {allRolesList, assginRoleList} = response.data  
          this.allRoles = allRolesList
          this.userRoleIds = assginRoleList.map(item => item.id)
          this.checkAll = allRolesList.length===assginRoleList.length
          this.isIndeterminate = assginRoleList.length>0 && assginRoleList.length<allRolesList.length
        })
      },
  
      /*
      全选勾选状态发生改变的监听
      */
      handleCheckAllChange (value) {// value 当前勾选状态true/false
        // 如果当前全选, userRoleIds就是所有角色id的数组, 否则是空数组
        this.userRoleIds = value ? this.allRoles.map(item => item.id) : []
        // 如果当前不是全选也不全不选时, 指定为false
        this.isIndeterminate = false
      },
  
      /*
      角色列表选中项发生改变的监听
      */
      handleCheckedChange (value) {
        const {userRoleIds, allRoles} = this
        this.checkAll = userRoleIds.length === allRoles.length && allRoles.length>0
        this.isIndeterminate = userRoleIds.length>0 && userRoleIds.length<allRoles.length
      },
  
      assignRole () {
        let assginRoleVo = {
          userId: this.sysUser.id,
          roleIdList: this.userRoleIds
        }
        roleApi.assignRoles(assginRoleVo).then(response => {
          this.$message.success(response.message || '分配角色成功')
          this.dialogRoleVisible = false
          this.fetchData(this.page)
        })
      },
  
      switchStatus(row) {
        row.status = row.status === 1 ? 0 : 1
        api.updateStatus(row.id, row.status).then(response => {
          if (response.code) {
            this.$message.success(response.message || '操作成功')
            this.dialogVisible = false
            this.fetchData()
          }
        })
      }
    }
  }
  </script>
  